Compare: 2025 Colnago V5RS Base 53 vs 2023 TanTan Cycling (Seraph) TT-X38 Base 56

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Colnago V5RS

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of TanTan Cycling (Seraph) TT-X38

Stack	575mm	575mm +0mm
Reach	397mm	394mm -3mm
Stack to Reach Ratio	1.45:1	1.46:1
Seat Tube Length, C-T	530mm	560mm +30mm
Top Tube Length, Effective/Horizontal Center	—	566mm
Top Tube Length, Effective/Horizontal HT Top	564mm	—
Top Tube Slope	6.9deg	4deg -2.9deg
Head Tube Angle	73deg	73deg +0deg
Seat Tube Angle	73.8deg	73.3deg -0.5deg
Head Tube Length	162mm	170mm +8mm
Bottom Bracket Drop	72mm	70mm -2mm
Bottom Bracket Height	267mm	269mm +2mm
Chainstay Length	408mm	410mm +2mm
Chainstay Length Horizontal	401.6mm	404mm +2.4mm
Front-Center	600mm	600mm +0mm
Front-Center Horizontal	595.7mm	595.9mm +0.2mm
Wheelbase	997.3mm	999.9mm +2.6mm
Fork Offset/Rake	43mm	45mm +2mm
Fork Length (Axle-To-Crown)	377mm	—
Trail	58.7mm mid/neutral	56.6mm -2.1mm mid/neutral
Mechanical Trail	56.1mm	54.1mm -2mm
Wheel Flop	16.4mm	15.8mm -0.6mm
Standover Height	784mm	—
Tire to Pedal Spindle	91mm 170 mm cranks	91mm +0mm 170 mm cranks
Pedal Spindle to Ground Clearance	97mm 170 mm cranks	99mm +2mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	28mm +0mm
Tire Outer Diameter	678mm	678mm +0mm
Bike Length with Tires	1675.3mm	1677.9mm +2.6mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.colnago.com/en/premium-bikes/v5rs-bike/technical-specifications	N/A
Brand	Colnago	TanTan Cycling (Seraph)
Bike	2025 V5RS Base	2023 TT-X38 Base
Size	53	56
Category	Performance Road	Performance Road